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Study, 1975

Does water retention in the body cause breast pain?

A study of 56 women measured body water levels at different times in their menstrual cycle. Most women did not show the expected increase in water before menstruation, and changes in water did not match whether women had breast pain.

Moderate study design 56 women, 39 with breast pain and the rest without symptoms

What they did

Researchers measured total body water in 56 women (39 with breast pain, the rest without symptoms) at the beginning and end of their menstrual cycles.

What they found

Most women did not show the expected increase in body water before menstruation. In some women, water decreased during the cycle, and in others it stayed the same from early in the cycle. No pattern of water change correlated with breast pain or with emotional profiles.

What it means for you

Although it was thought that water retention causes breast pain, this study found no connection between the two. This suggests water retention is not the cause of breast pain.

56

women studied

39

women with breast pain

About the study

Original title
Mastalgia and total body water
Authors
Preece PE, Richards AR, Owen GM et al.
Journal
British medical journal
Year
1975
Study design
Study
Participants
56
Open access
Yes

Topics